DE3689178D1 - Double-comb duplex device with band-stop resonators. - Google Patents
Double-comb duplex device with band-stop resonators.Info
- Publication number
- DE3689178D1 DE3689178D1 DE86106198T DE3689178T DE3689178D1 DE 3689178 D1 DE3689178 D1 DE 3689178D1 DE 86106198 T DE86106198 T DE 86106198T DE 3689178 T DE3689178 T DE 3689178T DE 3689178 D1 DE3689178 D1 DE 3689178D1
- Authority
- DE
- Germany
- Prior art keywords
- comb
- band
- double
- duplex device
- resonators
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
- H01P1/2136—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using comb or interdigital filters; using cascaded coaxial cavities
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/732,357 US4596969A (en) | 1985-05-08 | 1985-05-08 | Interdigital duplexer with notch resonators |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3689178D1 true DE3689178D1 (en) | 1993-11-25 |
DE3689178T2 DE3689178T2 (en) | 1994-05-05 |
Family
ID=24943211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE86106198T Expired - Fee Related DE3689178T2 (en) | 1985-05-08 | 1986-05-06 | Double-comb duplex device with band-stop resonators. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4596969A (en) |
EP (1) | EP0201083B1 (en) |
JP (1) | JPH0824244B2 (en) |
AU (1) | AU577511B2 (en) |
CA (1) | CA1245310A (en) |
DE (1) | DE3689178T2 (en) |
DK (1) | DK166181C (en) |
MX (1) | MX167234B (en) |
ZA (1) | ZA863435B (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5151670A (en) * | 1991-04-10 | 1992-09-29 | Radio Frequency Systems, Inc. | Duplexing filter |
US5153541A (en) * | 1991-05-20 | 1992-10-06 | At&T Bell Laboratories | Folded interdigital notch filter |
US5304962A (en) * | 1992-08-11 | 1994-04-19 | At&T Bell Laboratories | Microwave transmission means with improved coatings |
US5406234A (en) * | 1992-12-30 | 1995-04-11 | Itt Corporation | Tunable microwave filter apparatus having a notch resonator |
US5446729A (en) * | 1993-11-01 | 1995-08-29 | Allen Telecom Group, Inc. | Compact, low-intermodulation multiplexer employing interdigital filters |
US5808526A (en) * | 1997-03-05 | 1998-09-15 | Tx Rx Systems Inc. | Comb-line filter |
US6566786B2 (en) | 1999-01-14 | 2003-05-20 | The Regents Of The University Of Michigan | Method and apparatus for selecting at least one desired channel utilizing a bank of vibrating micromechanical apparatus |
US6600252B2 (en) * | 1999-01-14 | 2003-07-29 | The Regents Of The University Of Michigan | Method and subsystem for processing signals utilizing a plurality of vibrating micromechanical devices |
US6424074B2 (en) | 1999-01-14 | 2002-07-23 | The Regents Of The University Of Michigan | Method and apparatus for upconverting and filtering an information signal utilizing a vibrating micromechanical device |
US6577040B2 (en) | 1999-01-14 | 2003-06-10 | The Regents Of The University Of Michigan | Method and apparatus for generating a signal having at least one desired output frequency utilizing a bank of vibrating micromechanical devices |
US6713938B2 (en) | 1999-01-14 | 2004-03-30 | The Regents Of The University Of Michigan | Method and apparatus for filtering signals utilizing a vibrating micromechanical resonator |
US6249073B1 (en) | 1999-01-14 | 2001-06-19 | The Regents Of The University Of Michigan | Device including a micromechanical resonator having an operating frequency and method of extending same |
US6593831B2 (en) | 1999-01-14 | 2003-07-15 | The Regents Of The University Of Michigan | Method and apparatus for filtering signals in a subsystem including a power amplifier utilizing a bank of vibrating micromechanical apparatus |
JP2001177433A (en) * | 1999-12-21 | 2001-06-29 | Murata Mfg Co Ltd | High frequency composite component and mobile communication device |
US7937054B2 (en) * | 2005-12-16 | 2011-05-03 | Honeywell International Inc. | MEMS based multiband receiver architecture |
JP2010141877A (en) * | 2008-12-09 | 2010-06-24 | Korea Electronics Telecommun | Coupled line filter, and arraying method therein |
DE102017119907A1 (en) | 2017-08-30 | 2019-02-28 | Kathrein Se | coaxial filter |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3068428A (en) * | 1955-06-16 | 1962-12-11 | Andrew Alford | Diplexing unit |
JPS4523443Y1 (en) * | 1966-07-15 | 1970-09-16 | ||
US3597709A (en) * | 1969-03-24 | 1971-08-03 | Microwave Dev Lab Inc | Filter having direct and cross-coupled resonators |
SU416795A1 (en) | 1971-12-31 | 1974-02-25 | ||
US3818389A (en) * | 1973-09-20 | 1974-06-18 | Bell Telephone Labor Inc | Dual interdigital filter for microwave mixer |
JPS52153358A (en) * | 1976-06-14 | 1977-12-20 | Murata Manufacturing Co | Branching filter using dielectric filter |
JPS5420638A (en) * | 1977-07-16 | 1979-02-16 | Nec Corp | Polarized filter |
US4168479A (en) * | 1977-10-25 | 1979-09-18 | The United States Of America As Represented By The Secretary Of The Navy | Millimeter wave MIC diplexer |
US4266206A (en) * | 1978-08-31 | 1981-05-05 | Motorola, Inc. | Stripline filter device |
US4210881A (en) * | 1978-11-09 | 1980-07-01 | The United States Of America As Represented By The Secretary Of The Navy | Millimeter wave microstrip triplexer |
US4281302A (en) * | 1979-12-27 | 1981-07-28 | Communications Satellite Corporation | Quasi-elliptic function microstrip interdigital filter |
JPS57148403A (en) * | 1981-03-09 | 1982-09-13 | Yagi Antenna Co Ltd | Branching filter |
JPS583301A (en) * | 1981-06-30 | 1983-01-10 | Fujitsu Ltd | Dielectric substance filter |
JPS58157201A (en) * | 1982-03-15 | 1983-09-19 | Tdk Corp | Antenna device |
US4488130A (en) * | 1983-02-24 | 1984-12-11 | Hughes Aircraft Company | Microwave integrated circuit, bandpass filter |
-
1985
- 1985-05-08 US US06/732,357 patent/US4596969A/en not_active Expired - Lifetime
-
1986
- 1986-05-06 EP EP86106198A patent/EP0201083B1/en not_active Expired - Lifetime
- 1986-05-06 MX MX002395A patent/MX167234B/en unknown
- 1986-05-06 DE DE86106198T patent/DE3689178T2/en not_active Expired - Fee Related
- 1986-05-07 ZA ZA863435A patent/ZA863435B/en unknown
- 1986-05-07 DK DK212386A patent/DK166181C/en not_active IP Right Cessation
- 1986-05-07 CA CA000508597A patent/CA1245310A/en not_active Expired
- 1986-05-07 JP JP61103277A patent/JPH0824244B2/en not_active Expired - Fee Related
- 1986-05-08 AU AU57262/86A patent/AU577511B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP0201083B1 (en) | 1993-10-20 |
US4596969A (en) | 1986-06-24 |
CA1245310A (en) | 1988-11-22 |
DK212386D0 (en) | 1986-05-07 |
DK212386A (en) | 1986-11-09 |
DK166181C (en) | 1993-08-09 |
AU5726286A (en) | 1987-11-12 |
JPH0824244B2 (en) | 1996-03-06 |
AU577511B2 (en) | 1988-09-22 |
EP0201083A3 (en) | 1988-09-07 |
ZA863435B (en) | 1987-02-25 |
JPS61274502A (en) | 1986-12-04 |
DE3689178T2 (en) | 1994-05-05 |
EP0201083A2 (en) | 1986-11-12 |
MX167234B (en) | 1993-03-10 |
DK166181B (en) | 1993-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8380 | Miscellaneous part iii |
Free format text: DER PATENTINHABER LAUTET RICHTIG: ALLEN TELECOM GROUP, INC., CLEVELAND, OHIO, US |
|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ALLEN TELECOM INC. (N.D.GES.D. STAATES DELAWARE), |
|
8339 | Ceased/non-payment of the annual fee |